Home / 15,477.57-23,220.27-4,384.35

Finding the Fourth Proportional to 15,477.57, 23,220.27 and 4,384.35

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Solution

The fourth proportional to 15,477.57, 23,220.27 and 4,384.35 is: 6,577.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,477.57 : 23,220.27 = 4,384.35 : x
  2. Step 2: Convert to fraction form
    15,477.57/23,220.27 = 4,384.35/x
  3. Step 3: Cross multiply
    15,477.57x = 23,220.27 × 4,384.35
  4. Step 4: Simplify right side
    15,477.57x = 101,805,790.77
  5. Step 5: Solve for x
    x = 101,805,790.77/15,477.57
  6. Step 6: Final answer
    x = 6,577.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.